Specs

Diameter: #31

Overall length: 12″

Material: Cobalt alloy

Product type: Aircraft extension drill bit

Pieces per pack: 1

Features

This 1 PC #31 x 12″ Cobalt Aircraft Extension Drill Bit delivers long-reach capability for deep-hole drilling.

Cobalt alloy construction provides enhanced wear resistance and heat tolerance when drilling hard metals.

12″ reach enables access to recessed areas and deep cavities without repositioning the workpiece.

Extension design supports aerospace maintenance and precision metalworking tasks requiring extended reach.

Durable cutting edge maintains hole size at extended lengths for consistent results.

Ideal for use in aerospace, automotive, and industrial environments where long-reach drilling is required.

Length: 12 inches

Diameter: #31

Material: Cobalt alloy

Pieces per pack: 1